[Amps] dual cavity

Carl km1h at jeremy.mv.com
Wed Apr 9 12:13:16 EDT 2014


Im using combiners built decades ago by a long gone SK, each amp is a pair 
of 7289's on 1296 and another uses a pair of Eimac 3CX400U7 cavities on 903.

They will likely be replaced by surplus SS amps.

Carl
KM1H




----- Original Message ----- 
From: <kg7hf at comcast.net>
To: <mikflathead at aol.com>; <amps at contesting.com>
Sent: Tuesday, April 08, 2014 9:52 PM
Subject: Re: [Amps] dual cavity


>
>   thanks mike, i was looking at his combiners. but i have never seen tube 
> amps
>   use them. do you still have a dual plate and load? is metering done for 
> each
>   individual tube? Original Message===================
>
>   Yes, this can be done Google W6PQL. He sells the combiners. Good luck. 
> Mike
>
>   -----Original Message-----
>   From: Paul Decker <kg7hf at comcast.net>
>   To: amps <amps at contesting.com>
>   Sent: Tue, Apr 8, 2014 8:53 pm
>   Subject: [Amps] dual cavity
> I'm making some good headway on my projects here, so time to throw out 
> another
> question.
>
>
> I have two 2c39 cavities, is it possible to use a Wilkinson combiner or 
> some
> other method to parallel them up?  How would the individual load and tune 
> work
> with a configuration like that?
>
> It seems to me I could tune them each into 50 Ohms and then put the 
> combiner on
>
> and be pretty close.
>
> thanks in advance for the spring board,
>
> Paul
> kg7hf
> _______________________________________________
> Amps mailing list
> [1]Amps at contesting.com
> [2]http://lists.contesting.com/mailman/listinfo/amps
>
>   Yes, this can be done Google W6PQL. He sells the combiners. Good luck. 
> Mike
>
>   -----Original Message-----
>   From: Paul Decker <kg7hf at comcast.net>
>   To: amps <amps at contesting.com>
>   Sent: Tue, Apr 8, 2014 8:53 pm
>   Subject: [Amps] dual cavity
> I'm making some good headway on my projects here, so time to throw out 
> another
> question.
>
>
> I have two 2c39 cavities, is it possible to use a Wilkinson combiner or 
> some
> other method to parallel them up?  How would the individual load and tune 
> work
> with a configuration like that?
>
> It seems to me I could tune them each into 50 Ohms and then put the 
> combiner on
>
> and be pretty close.
>
> thanks in advance for the spring board,
>
> Paul
> kg7hf
> _______________________________________________
> Amps mailing list
> [3]Amps at contesting.com
> [4]http://lists.contesting.com/mailman/listinfo/amps
>
> References
>
>   1. mailto:Amps at contesting.com
>   2. http://lists.contesting.com/mailman/listinfo/amps
>   3. mailto:Amps at contesting.com
>   4. http://lists.contesting.com/mailman/listinfo/amps
> _______________________________________________
> Amps mailing list
> Amps at contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
>
> -----
> No virus found in this message.
> Checked by AVG - www.avg.com
> Version: 2014.0.4355 / Virus Database: 3882/7318 - Release Date: 04/08/14
> 



More information about the Amps mailing list